body {
    margin: 0;
    padding: 0 0.5em 0.5em 0.5em;
    }
h2, h3 {
    margin: 1em 0;
    font-family: sans-serif;
    }
h2 {
    font-size: 18px;
    }
h3 {
    font-size: 16px;
    }
a {
    text-decoration: none;
    }
button {
    padding: 0.33em;
    }
div > p:first-child {
    margin-top: 0;
    }
div > p:last-child {
    margin-bottom: 0;
    }

.para {
    width: 40em;
    }
.whatisthis {
    margin: 0 0 0 8px;
    border: 0;
    padding: 0 0 4px 0;
    width: 16px;
    height: 16px;
    background: url('../img/help16.png') no-repeat;
    cursor: pointer;
    opacity: 0.5;
    vertical-align: middle;
    }
.whatisthis:hover {
    opacity: 1.0;
    }
.whatisthis-expandable {
    margin: 0.5em 0 1em 1.25em;
    padding: 0.5em;
    display: none;
    border: 1px dotted black;
    background-color: #F8F8F8;
    font-size: 13px;
    }
.whatisthis-expandable > p {
    margin-top: 1em;
    margin-bottom: 0;
    }
.whatisthis-expandable > p:first-child {
    margin-top: 0;
    }
.whatisthis-expandable.whatisthis-expanded {
    display: block;
    }
.warn {
    margin: 0;
    padding: 5px;
    background-color: #FEDAE0;
    }